CA983722A - Recovery of silver from photographic and other waste materials - Google Patents

Recovery of silver from photographic and other waste materials

Info

Publication number
CA983722A
CA983722A CA150,658A CA150658A CA983722A CA 983722 A CA983722 A CA 983722A CA 150658 A CA150658 A CA 150658A CA 983722 A CA983722 A CA 983722A
Authority
CA
Canada
Prior art keywords
photographic
silver
recovery
waste materials
waste
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA150,658A
Other languages
English (en)
Other versions
CA150658S (en
Inventor
Matyas Korosi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA983722A publication Critical patent/CA983722A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C11/00—Auxiliary processes in photography
    • G03C11/24—Removing emulsion from waste photographic material; Recovery of photosensitive or other substances
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/047—Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins
    • G03C2001/0471—Isoelectric point of gelatine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Peptides Or Proteins (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA150,658A 1971-09-01 1972-08-31 Recovery of silver from photographic and other waste materials Expired CA983722A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPA613171 1971-09-01

Publications (1)

Publication Number Publication Date
CA983722A true CA983722A (en) 1976-02-17

Family

ID=3764819

Family Applications (1)

Application Number Title Priority Date Filing Date
CA150,658A Expired CA983722A (en) 1971-09-01 1972-08-31 Recovery of silver from photographic and other waste materials

Country Status (6)

Country Link
JP (1) JPS4834730A (OSRAM)
CA (1) CA983722A (OSRAM)
DE (1) DE2242700B2 (OSRAM)
FR (1) FR2151069B1 (OSRAM)
GB (1) GB1396928A (OSRAM)
IT (1) IT964430B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071476A (en) * 1987-12-24 1991-12-10 Mini Labs Limited Recovery silver from photo sensitive materials

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5735809B2 (OSRAM) * 1975-02-18 1982-07-31
DE3209461A1 (de) * 1982-03-16 1983-09-29 Arnold, Reinhard, 6100 Darmstadt Verfahren und vorrichtung zur rueckgewinnung von silber aus filmen und fixierbaedern
RU2618874C1 (ru) * 2016-02-02 2017-05-11 Федеральное государственное унитарное предприятие "Горно-химический комбинат" (ФГУП "ГХК") Способ извлечения серебра из азотнокислых актиноид-содержащих растворов (варианты)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071476A (en) * 1987-12-24 1991-12-10 Mini Labs Limited Recovery silver from photo sensitive materials

Also Published As

Publication number Publication date
FR2151069B1 (OSRAM) 1977-04-01
GB1396928A (en) 1975-06-11
JPS4834730A (OSRAM) 1973-05-22
DE2242700A1 (de) 1973-03-22
DE2242700B2 (de) 1973-08-16
IT964430B (it) 1974-01-21
FR2151069A1 (OSRAM) 1973-04-13

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